package com.atguigu.springcloud.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.myhandler.CustomerBlockHandler;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * @PROJECT_NAME: cloud2020
 * @DESCRIPTION:
 * @Author: csc
 * @DATE: 2023/4/4 8:35
 */
@RestController
public class RateLimitController
{

    @GetMapping("/byResource")
    @SentinelResource(value = "byResource",blockHandler = "handleException")
     public CommonResult byResource(){
         return new CommonResult(200,"按照资源名称限流测试OK",new Payment(2020L,"serial0001"));
     }//end

     public  CommonResult handleException(BlockException exception){
         return new CommonResult(200,exception.getClass().getCanonicalName()+"\t 服务不可用");
     }//end

    /**
     * 这个与byResource 的区别是 没有指定降级的方法 blockHandler
     * @return
     */
    @GetMapping("/rateLimit/byUrl")
    @SentinelResource(value = "byUrl")
    public CommonResult byUrl()
    {
        return new CommonResult(200,"按照Url限流测试OK",new Payment(2020L,"serial0002"));
    }//end


    //customerBlockHandler
    @GetMapping("/rateLimit/customerBlockHandler")
    @SentinelResource(value = "customer",
            blockHandlerClass = CustomerBlockHandler.class,
            blockHandler = "handlerException2")
    public CommonResult customerBlockHandler(){
        return new CommonResult(200,"按照客户自定义",new Payment(2020L,"serial0002"));
    }//end



}//end class RateLimitController
